Pith Number

pith:B6TH5GQ2

pith:2012:B6TH5GQ2XRR574MOEPLPANJ3C2

not attested not anchored not stored refs pending

Special curves and postcritically-finite polynomials

Laura DeMarco, Matthew Baker

arxiv:1211.0255 v2 · 2012-11-01 · math.DS · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6TH5GQ2XRR574MOEPLPANJ3C2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:07:52.787605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fa67e9a1abc63dff18e23d6f0353b16ad0c80543bb7f0c43783a1c2afd0b6e4

Aliases

arxiv: 1211.0255 · arxiv_version: 1211.0255v2 · doi: 10.48550/arxiv.1211.0255 · pith_short_12: B6TH5GQ2XRR5 · pith_short_16: B6TH5GQ2XRR574MO · pith_short_8: B6TH5GQ2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/B6TH5GQ2XRR574MOEPLPANJ3C2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0fa67e9a1abc63dff18e23d6f0353b16ad0c80543bb7f0c43783a1c2afd0b6e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e00e9ecd83c6d53fda3ce0620fb74f2ccda4fb551bf6e9486ba9efa0714b67ce",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-11-01T18:53:06Z",
    "title_canon_sha256": "33b10a7e006b7eea9d7c6db6068bdcde79d670a3666c5a4cda2fdec8b29568db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0255",
    "kind": "arxiv",
    "version": 2
  }
}